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Edit this profileNathan Pomeroy, MD, MPH practices endocrinology in Grand Rapids, MI. Nathan is a 2003 graduate of University of Michigan Medical School. Nathan is also listed as specializing in internal medicine and endocrinology, diabetes & metabolism. According to Medicare claims data, Nathan cared for 189 Medicare patients across 214 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes. The provider's National Provider Identifier (NPI) is 1043338650.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
221 MICHIGAN ST NE SUITE 200
Grand Rapids, MI 49503
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.
Most searched conditions
Adrenal
Adrenal disorders
Blood sugar disorders
Bone and calcium disorders
Bones
Diabetes
Endocrine tumors
Hormone disorders
Hormones
Metabolic disorders
Metabolism
Parathyroid
Pituitary
Pituitary disorders
Thyroid
Thyroid disorders
Most searched procedures
Adrenal
Adrenal evaluations
Blood sugar management
Bone evaluations
Bone treatments
Diabetes
Diabetes education
Diabetes preventive care
Genetic evaluations
Hormone treatments
Hormones
Metabolic evaluations
Metabolism
Parathyroid
Pituitary
Pituitary evaluations
Thyroid
Thyroid procedures
Weight & Metabolism
214 services · 189 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 |
14 | Less often than most peers in Endocrinology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
88 | More often than most peers in Endocrinology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
79 | Less often than most peers in Endocrinology |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
33 | More often than most peers in Endocrinology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Pomeroy is an endocrinology in Grand Rapids, MI. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dr. Pomeroy is listed at 221 Michigan St Ne Suite 200, Grand Rapids, MI 49503. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (616) 284-8950. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Pomeroy's National Provider Identifier is 1043338650. 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
Dr. Pomeroy attended University of Michigan Medical School, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
Dr. Pomeroy has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Pomeroy 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
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Pomeroy. If this is you, claiming it is free.
Guide.md
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