Ryan Ahn, MD
NPI 1912639998 · Student in an Organized Health Care Education/Training Program · Bangor, ME
Enrolled with Medicare as Order and Referring Only - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan Ahn, MD is a Student in an Organized Health Care Education/Training Program provider in Bangor, ME (NPI 1912639998).
Provider details
- NPI number
- 1912639998
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 52 | 18 |
| Lisinopril | 36 | 13 |
| Levothyroxine Sodium | 35 | 11 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 26 | 11 |
| Amlodipine Besylate | 25 | — |
| Cyclobenzaprine Hcl | 25 | — |
| Rosuvastatin Calcium |
Practice location
Mailing address
Additional practice locations (2)
- 118 Northport AveBelfast, ME 04915-6009Phone: (207) 338-2500
- 6 Glen Cove DrRockport, ME 04856-4272Phone: (207) 301-8000
Registry dates
- Enumerated
- 2022-06-28
- Last updated
- 2024-12-03
- Certified
- 2024-12-03
Frequently asked questions
- What is Ryan Ahn's NPI number?
- Ryan Ahn's National Provider Identifier (NPI) is 1912639998, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Ahn's specialty?
- Ryan Ahn is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Ryan Ahn located?
- Ryan Ahn's practice location on file with NPPES is 895 Union St Ste 12, Bangor, ME 04401-3054.
- What is Ryan Ahn's phone number?
- The practice phone number listed in the NPPES registry for Ryan Ahn is (207) 973-7979.
- Does Ryan Ahn accept Medicare?
- Ryan Ahn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan Ahn's NPI active?
- Yes — Ryan Ahn's NPI (1912639998) is active in the NPPES registry as of the last update on 2024-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.