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- 331 Veranda St, Portland, ME 04103
About Jenner Greil
Jenner E. Greil, ARNP is a nurse practitioner — family practicing in Portland, ME. Jenner trained at Yale University School of Medicine, graduating in 2008. According to Medicare claims data, Jenner cared for 227 Medicare patients across 356 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, insertion of needle into vein for collection of blood sample, and blood test, comprehensive group of blood chemicals. This provider record is associated with NPI 1871748772.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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) 828-2402
- Email not available
Practice Locations
331 VERANDA ST
Portland, ME 04103
Conditions and Services Within This Provider's Scope
Within Nurse Practitioner - Family 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
Allergy & skin
Blood disorders
Bone & joint
Dermatology
Digestive
Digestive health
- Acid reflux
- IBS
- Viral gastroenteritis
Eye conditions
Heart health
Hormones & endocrine
Infections
- COVID-19
- Ear infection
- Herpes simplex of the skin
- Mononucleosis
- Shingles
- Strep throat
Men's health
Mental health
Metabolic & weight
Nerve & joint
Nerve & spine
Neurological
Pain
Pain & spine
Pediatric infections
- Hand, foot, and mouth disease
Respiratory
- Acute bronchitis
- Asthma
- Chronic cough
- Community-acquired pneumonia
Skin
Sleep
Urinary health
- Overactive bladder
Women's health
Procedures & services
Most searched procedures
- Annual physical exam
- Routine blood work
- Sick visit
- Sports physical
- Suture removal
- Vaccination
Allergies
- Allergy testing
Chronic condition care
- Chronic disease management visit
- Diabetic Foot Care
Dermatology
- Cryotherapy for skin spots
Diagnostic screening
- Bone density scan ordering
- Colon cancer screening ordering
- Mammogram ordering
Diagnostic tests
Ear, nose & throat
Heart health
Hormones & endocrine
- Hormone Replacement Therapy Consultation
Injections
Injury care
- Sprain and Strain Care
Lab tests
- Cholesterol screening
- COVID-19 testing
- Hemoglobin A1c Test
- Rapid strep testing
- Thyroid Blood Test
- Urine Drug Screen
Lifestyle counseling
- Smoking cessation counseling
Mental health
- Mental Health Evaluation
Minor procedures
- Burn and Wound Care
- Incision and drainage of an abscess
- Ingrown toenail removal
- Superficial foreign-body removal
Minor surgery
- Minor laceration repair
Neurological care
Occupational health
- DOT Physical
Pain management
Physical exams
- School Physical
Prescriptions
- Prescription Refill
Preventative care
- Medicare annual wellness visit
- Travel Vaccines for Kids
- Well-child visit
Preventative exams
- Camp Physical
- Pre-Op Clearance Exam
Respiratory care
- Breathing Treatment
Screenings
- TB test
Sexual health
- PrEP consultation
- STD Swabs and Screening
Skin procedures
- Mole Check
- Skin biopsy
- Skin Tag Removal
- Wart Removal
Sleep
- At-Home Sleep Study Ordering
Urgent care
- Splinting of minor injuries
- Tick Removal
Weight management
- Weight Loss Injections and Medication
Women's health
- Birth control counseling
- Contraceptive implant insertion and removal
- IUD insertion and removal
- Pap smear
- Pregnancy Confirmation Test
- Well-woman exam
Procedures Most Often Billed to Medicare
356 services · 227 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
70 | As often as other peers in Nurse Practitioner, Family |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
93 | As often as other peers in Nurse Practitioner, Family |
| Blood test, comprehensive group of blood chemicals | Lab test | 80053 |
41 | As often as other peers in Nurse Practitioner, Family |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
31 | Less often than most peers in Nurse Practitioner, Family |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
30 | As often as other peers in Nurse Practitioner, Family |
| Blood test, lipids (cholesterol and triglycerides) | Lab test | 80061 |
30 | As often as other peers in Nurse Practitioner, Family |
| Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Lab test | 85025 |
17 | Less often than most peers in Nurse Practitioner, Family |
| Blood test, thyroid stimulating hormone (tsh) | Lab test | 84443 |
17 | Less often than most peers in Nurse Practitioner, Family |
| Hemoglobin a1c level | Lab test | 83036 |
15 | Less often than most peers in Nurse Practitioner, Family |
| Cyanocobalamin (vitamin b-12) level | Lab test | 82607 |
12 | Less often than most peers in Nurse Practitioner, Family |
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.
Other nurse practitioners at this location 1
Same specialty, same street address — most likely the same department or group.
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.
More connections — 32 related providers in 4 groups
Other nurse practitioners in Portland 8
Same specialty, same city.
Trained at Yale University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2008 at Yale University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in ME who bill this service to Medicare most often.
Common questions
What does Jenner E. Greil specialize in?
Jenner E. Greil is a nurse practitioner in Portland, ME. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Family”.
NPI registry
Where is Jenner E. Greil located?
Jenner E. Greil is listed at 331 Veranda St, Portland, ME 04103. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Jenner E. Greil's phone number?
The number on file is (207) 828-2402. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Jenner E. Greil's NPI number?
Jenner E. Greil's National Provider Identifier is 1871748772. 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
Where did Jenner E. Greil train?
Jenner E. Greil attended Yale University School of Medicine, graduating in 2008. This comes from the CMS National Downloadable File.
CMS public data
How long has Jenner E. Greil been practicing?
Jenner E. Greil has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.
CMS public data
What does Jenner E. Greil do most often?
According to Medicare billing data, Jenner E. Greil performs procedures including insertion of needle into vein for collection of blood sample, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Jenner E. Greil confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Jenner E. Greil. If this is you, claiming it is free.
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