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Edit this profileAt a glance
- 500 Lynnfield St, Lynn, MA 01904
About Mary Njonjo
Mary Njonjo, NP-C is a nurse practitioner — adult health based in Lynn, MA. According to Medicare claims data, Mary cared for 31 Medicare patients across 255 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes and subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes. The provider's National Provider Identifier (NPI) is 1245400142.
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
- (781) 477-3225
- Email not available
Practice Locations
500 LYNNFIELD ST
Lynn, MA 01904
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
Allergies
Allergy & skin
Blood disorders
Bone health
Brain & nerves
Digestive
Digestive health
Eye issues
Foot & ankle
General health
Heart
Heart & circulation
Hormones & endocrine
Infections
Joints & bones
Men's health
Mental health
Pain
Pain & musculoskeletal
Respiratory
Sexual health
Skin
Skin & hair
Skin & nails
Skin issues
Sleep
Urinary
Weight management
Women's health
Procedures & services
Acute care
Care coordination
Clinical exams
Diagnostics
Endocrine
Heart health
- Cholesterol and Lipid Blood Panel
- Blood Pressure Check
- Heart monitor
Medication management
Men's health
Mental health
Minor procedures
- Superficial foreign-body removal
- Incision and drainage of an abscess
- Ingrown toenail removal
- Skin biopsy
- Skin Tag Removal
- Wart Removal
- Wound care and dressing
Preventive care
- Travel health clinic and vaccines
- Colon cancer screening consult
- Medicare wellness visit
- Smoking cessation counseling
Screenings & tests
Sexual health
Skin care
Telehealth
Urgent care
Weight management
Most searched procedures
Allergy & immunology
- Allergy testing
Diabetes care
Digestive
- H. Pylori Breath Test
Ear care
- Earwax removal
Heart & circulation
- EKG
Injections
Occupational health
Pain & wellness
Pain management
Respiratory care
- Breathing Treatment
- Spirometry
Senior care
Sleep
Women's health
Procedures Most Often Billed to Medicare
255 services · 31 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
221 | More often than most peers in Nurse Practitioner, Adult |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
34 | As often as other 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 4
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 Lynn 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2007 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Mary Njonjo?
Mary Njonjo is a nurse practitioner in Lynn, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Adult Health”.
NPI registry
What is Mary Njonjo's address?
Mary Njonjo is listed at 500 Lynnfield St, Lynn, MA 01904. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Mary Njonjo?
The number on file is (781) 477-3225. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Mary Njonjo's NPI number?
Mary Njonjo's National Provider Identifier is 1245400142. 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 Mary Njonjo train?
Mary Njonjo attended Other, graduating in 2007. This comes from the CMS National Downloadable File.
CMS public data
How long has Mary Njonjo been practicing?
Mary Njonjo has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.
CMS public data
What procedures does Mary Njonjo perform?
According to Medicare billing data, Mary Njonjo the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Mary Njonjo confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Mary Njonjo. If this is you, claiming it is free.
Guide.md
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