Physician Profile
Geeti Mahajan, M.D.
Unclaimed ProfileAbout Dr. Mahajan
Geeti Mahajan, M.D. is a healthcare provider in Brooklyn, NY specializing in endocrinology. Geeti is also listed as specializing in endocrinology, diabetes & metabolism. According to Medicare claims data, Geeti cared for 116 Medicare patients across 174 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, subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, and initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes. This provider record is associated with NPI 1538320510.
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
- (718) 283-5923
- Email not available
Practice Locations
4802 10TH AVE FL 3
Brooklyn, NY 11219
Conditions Commonly Evaluated or Treated
Within Endocrinology, Diabetes and Metabolism 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
Adrenal
Adrenal disorders
Blood sugar disorders
Bone and calcium disorders
Bones
Diabetes
Endocrine tumors
Hormone disorders
- Early or delayed puberty
- Excess facial or body hair
- Gynecomastia
- Perimenopause
- Testosterone deficiency
Hormones
Metabolic disorders
Metabolism
Parathyroid
Pituitary
Pituitary disorders
Thyroid
Thyroid disorders
Procedures & services
Most searched procedures
Adrenal
Adrenal evaluations
Blood sugar management
Bone evaluations
Bone treatments
Diabetes
- Automated Insulin System Setup
- Blood Ketone Monitoring
- C-Peptide Test
- Continuous Glucose Monitor Data Review
- Medical nutrition therapy
- Starting Insulin Therapy
Diabetes education
Diabetes preventive care
Genetic evaluations
Hormone treatments
- Estrogen and Progesterone Therapy
- Growth Hormone Injections
- Hormone Replacement Therapy Consultation
Hormones
Metabolic evaluations
Metabolism
Parathyroid
Pituitary
Pituitary evaluations
Thyroid
Thyroid procedures
- Radioactive Iodine Treatment
- Thyroid Antibody Testing
- Thyroid Blood Test
- Thyroid Medication Adjustment
- Thyroid Nodule Biopsy
- Thyroid Nodule Radiofrequency Ablation
Weight & Metabolism
Procedures Most Often Billed to Medicare
174 services · 116 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
74 | Less often than most peers in Endocrinology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
62 | As often as other peers in Endocrinology |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
24 | As often as other peers in Endocrinology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
14 | Less often than most peers in Endocrinology |
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.
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 endocrinology specialists in Brooklyn 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 2006 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Geeti Mahajan specialize in?
Geeti Mahajan is an endocrinology in Brooklyn, NY. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Geeti Mahajan located?
Geeti Mahajan is listed at 4802 10Th Ave Fl 3, Brooklyn, NY 11219. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Geeti Mahajan's phone number?
The number on file is (718) 283-5923. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Geeti Mahajan's NPI number?
Geeti Mahajan's National Provider Identifier is 1538320510. 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 Geeti Mahajan train?
Geeti Mahajan attended Other, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
How long has Geeti Mahajan been practicing?
Geeti Mahajan has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
What does Geeti Mahajan do most often?
According to Medicare billing data, Geeti Mahajan 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 Geeti Mahajan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Geeti Mahajan. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.