Gregory Symenow, PA-C
NPI 1245516459 · Medical Physician Assistant · Port Huron, MI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Symenow, PA-C is a Medical Physician Assistant provider in Port Huron, MI (NPI 1245516459).
Provider details
- NPI number
- 1245516459
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- Yes
- License
- 0010-10218 (NC)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
- Physician Assistant363A00000X
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
14 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
6 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
264 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 150 | $96 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 63 | $138 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 51 | $58 |
Typical Medicare-allowed amounts for these services range $58–$138 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 47 | 47 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 36 | 36 |
| Prednisone | 19 | 19 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 18 | 18 |
| Doxycycline Hyclate | 17 | 17 |
| Cefdinir | 17 | 17 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen |
Practice location
Mailing address
Additional practice locations (5)
- 600 W North AveMelrose Park, IL 60160-1671Phone: (833) 620-1234
- 1313 W Mcgalliard RdMuncie, IN 47303-1774Phone: (765) 216-3115
- 109 Genesee StOneida, NY 13421-2703Phone: (833) 620-1234
- 4400 N High StColumbus, OH 43214-2635Phone: (833) 620-1234
- 10 N Nansemond StRichmond, VA 23221-2768Phone: (703) 969-9199
Registry dates
- Enumerated
- 2011-11-01
- Last updated
- 2022-12-29
- Certified
- 2022-12-29
Frequently asked questions
- What is Gregory Symenow's NPI number?
- Gregory Symenow's National Provider Identifier (NPI) is 1245516459, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Symenow's specialty?
- Gregory Symenow is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gregory Symenow located?
- Gregory Symenow's practice location on file with NPPES is 3550 Pine Grove Ave, Port Huron, MI 48060-1944.
- What is Gregory Symenow's phone number?
- The practice phone number listed in the NPPES registry for Gregory Symenow is (833) 620-1234.
- Does Gregory Symenow accept Medicare?
- Gregory Symenow is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Symenow's NPI active?
- Yes — Gregory Symenow's NPI (1245516459) is active in the NPPES registry as of the last update on 2022-12-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.