Jonathon Firnhaber, M.D.
NPI 1821001165 · Family Medicine Physician · Greenville, NC
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathon Firnhaber, M.D. is a Family Medicine Physician provider in Greenville, NC (NPI 1821001165).
Provider details
- NPI number
- 1821001165
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 9600911 (NC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
475 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 103 | $14 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 95 | $77 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 92 | $126 |
| Heart Rhythm Review and Interpretation of Continous External Ekg Over 8-15 Days93248 | 42 | $25 |
| Blood Glucose (sugar) Test Performed By Hand-Held Instrument82962 | 33 | $3 |
| Administration of Influenza Virus VaccineG0008 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 134 | 44 |
| Atorvastatin Calcium | 115 | 32 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 59 | — |
| Omeprazole | 45 | 16 |
| Tamsulosin Hcl | 41 | 13 |
| Lisinopril | 39 | 12 |
| Indapamide | 37 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$11 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-15
- Last updated
- 2024-02-09
- Certified
- 2024-02-09
Frequently asked questions
- What is Jonathon Firnhaber's NPI number?
- Jonathon Firnhaber's National Provider Identifier (NPI) is 1821001165, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathon Firnhaber's specialty?
- Jonathon Firnhaber is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathon Firnhaber located?
- Jonathon Firnhaber's practice location on file with NPPES is 101 Heart Dr, Greenville, NC 27834-8982.
- What is Jonathon Firnhaber's phone number?
- The practice phone number listed in the NPPES registry for Jonathon Firnhaber is (252) 744-4611.
- Does Jonathon Firnhaber accept Medicare?
- Jonathon Firnhaber is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathon Firnhaber's NPI active?
- Yes — Jonathon Firnhaber's NPI (1821001165) is active in the NPPES registry as of the last update on 2024-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.