Provider Profile
Glenna C. Brennan, CRNP
Unclaimed ProfileAbout Glenna Brennan
Glenna C. Brennan, CRNP is a nurse practitioner — adult health based in Brunswick, ME. Glenna is also listed as specializing in nurse practitioner. According to Medicare claims data, Glenna cared for 141 Medicare patients across 244 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report, and established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (207) 406-7300
- Email not available
Practice Locations
121 MEDICAL CENTER DR STE 3400
Brunswick, ME 04011
175 US Route 1
Scarborough, ME 04074
Conditions and Services Within This Provider's Scope
Within Nurse Practitioner - Adult Health generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Common cold
- Diabetes
- Flu
- High blood pressure
- Sinus infection
- UTI
Allergies
- Seasonal allergies
Allergy & skin
- Hives
- Poison Ivy
Blood disorders
- Iron-deficiency anemia
Bone health
- Osteoporosis
Brain & nerves
- Benign paroxysmal positional vertigo
- Migraines
- Peripheral neuropathy
Digestive
- Acute diarrhea
- Hemorrhoids
- Viral gastroenteritis
Digestive health
- Acid reflux
- Constipation
- IBS
Eye issues
- Pink eye
Foot & ankle
- Heel pain
General health
- Chronic fatigue
Heart
- Heart palpitations
Heart & circulation
- High cholesterol
Hormones & endocrine
- Hypothyroidism
Infections
- Herpes simplex of the skin
- Shingles
- Strep throat
Joints & bones
- Knee pain
- Neck pain
- Shoulder Pain
Men's health
- Enlarged prostate
- Erectile dysfunction
- Testosterone deficiency
Mental health
- Anxiety
- Depression
Pain
- Sciatica
Pain & musculoskeletal
- Back pain
- Gout
- Osteoarthritis
Respiratory
- Acute bronchitis
- Asthma
- COPD
Sexual health
- Bacterial vaginosis
- Sexually transmitted infections
Skin
- Acne
- Precancerous sun spot
Skin & hair
- Hair loss
Skin & nails
- Foot fungus
Skin issues
- Eczema
- Psoriasis
Sleep
- Insomnia
- Restless legs syndrome
- Sleep apnea
Urinary
- Kidney stones
Weight management
- Obesity
Women's health
- Perimenopause
- Yeast infection
Procedures & services
Most searched procedures
- Annual physical exam
- Routine blood work
- Sick visit
- Sports physical
- Suture removal
- Vaccination
Acute care
- Tick bite evaluation and treatment
Allergy & immunology
- Allergy testing
Care coordination
- Specialist referral consult
Clinical exams
- Pre-surgery clearance
Diabetes care
- Hemoglobin A1c Test
Diagnostics
- In-office urine test
- Rapid flu test
Digestive
- H. Pylori Breath Test
Ear care
- Earwax removal
Endocrine
- Thyroid checkup
Heart & circulation
- EKG
Heart health
- Blood Pressure Check
- Cholesterol and Lipid Blood Panel
- Heart monitor
Injections
- Vitamin B12 Injections
Medication management
- Prescription Refill Visit
Men's health
- Prostate exam
- Testosterone replacement therapy consult
Mental health
- Depression screening
Minor procedures
- Incision and drainage of an abscess
- Ingrown toenail removal
- Skin biopsy
- Skin Tag Removal
- Superficial foreign-body removal
- Wart Removal
- Wound care and dressing
Occupational health
- DOT Physical
Pain & wellness
- Medical Cannabis Evaluation
Pain management
- Joint injection or aspiration
- Trigger-point injection
Preventive care
- Colon cancer screening consult
- Medicare wellness visit
- Smoking cessation counseling
- Travel health clinic and vaccines
Respiratory care
- Breathing Treatment
- Spirometry
Screenings & tests
- Rapid COVID-19 test
- Rapid strep testing
- TB Skin Test
- Urine drug screening
Senior care
- Cognitive and memory screening
- Fall risk assessment
Sexual health
- PrEP consultation
- STI and STD Screening
Skin care
- Cryotherapy for skin spots
- Mole Check
Sleep
- At-home sleep test
Telehealth
- Virtual doctor visit
Urgent care
- Minor laceration repair
- Splinting of minor injuries
Weight management
- Weight loss medication consult
Women's health
- Birth control counseling
- Hormone replacement therapy consult
- Pap smear
Procedures Most Often Billed to Medicare
244 services · 141 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | Treatment | 95251 |
54 | Less often than most peers in Nurse Practitioner, Adult |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
165 | More often than most peers in Nurse Practitioner, Adult |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
13 | Less often than most peers in Nurse Practitioner, Adult |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
12 | Less often than most peers in Nurse Practitioner, Adult |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other nurse practitioners in Brunswick 5
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2017 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 8
Providers in ME who bill this service to Medicare most often.
Common questions
What is Glenna C. Brennan's specialty?
Glenna C. Brennan is a nurse practitioner in Brunswick, ME. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Adult Health”.
NPI registry
Where can I find Glenna C. Brennan?
Glenna C. Brennan is listed at 121 Medical Center Dr Ste 3400, Brunswick, ME 04011. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Glenna C. Brennan?
The number on file is (207) 406-7300. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Glenna C. Brennan's NPI number?
Glenna C. Brennan's National Provider Identifier is 1770052680. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Glenna C. Brennan's education?
Glenna C. Brennan attended Other, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
How long has Glenna C. Brennan been practicing?
Glenna C. Brennan has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
What is Glenna C. Brennan known for?
According to Medicare billing data, Glenna C. Brennan provides treatments such as continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Glenna C. Brennan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Glenna C. Brennan. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.