John Frith, D.O.
NPI 1679834097 · Internal Medicine Physician · Farmington, MI
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Frith, D.O. is a Internal Medicine Physician provider in Farmington, MI (NPI 1679834097).
Provider details
- NPI number
- 1679834097
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 5101019989 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,154 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) |
|---|---|---|
| Test for Allergy Using Allergenic Extract95004 | 1,048 | $4 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 50 | $89 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 21 | $113 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 21 | $129 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 14 | $169 |
Typical Medicare-allowed amounts for these services range $4–$169 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ipratropium Bromide | 91 | 39 |
| Azelastine Hcl | 64 | 33 |
| Hydroxyzine Hcl | 33 | — |
| Montelukast Sodium | 32 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 23 | 17 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 18 | — |
| Omalizumabbrand: Xolair | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,608 across 83 records (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
Additional practice locations (2)
- 42607 Garfield RdClinton Twp, MI 48038-1653Phone: (586) 286-9010Fax: (586) 286-7910
- 27100 Chardon RdRichmond Hts, OH 44143-1116Phone: (440) 585-6500
Registry dates
- Enumerated
- 2012-06-01
- Last updated
- 2025-10-09
- Certified
- 2025-10-09
Frequently asked questions
- What is John Frith's NPI number?
- John Frith's National Provider Identifier (NPI) is 1679834097, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Frith's specialty?
- John Frith is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Frith located?
- John Frith's practice location on file with NPPES is 23133 Orchard Lake Rd Ste 202, Farmington, MI 48336-3279.
- What is John Frith's phone number?
- The practice phone number listed in the NPPES registry for John Frith is (248) 893-7423.
- Does John Frith accept Medicare?
- John Frith is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Frith's NPI active?
- Yes — John Frith's NPI (1679834097) is active in the NPPES registry as of the last update on 2025-10-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.