Kweku Hayfron, M.D., M.S.
NPI 1932541448 · Internal Medicine Physician · Dublin, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kweku Hayfron, M.D., M.S. is a Internal Medicine Physician provider in Dublin, CA (NPI 1932541448).
Provider details
- NPI number
- 1932541448
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., M.S.
- Sex
- Male
- Sole proprietor
- No
- License
- 084319 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
373 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 81 | $105 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 64 | $149 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 50 | $210 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 44 | $131 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 41 | $68 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent Visit |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 41 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 70 | 22 |
| Amlodipine Besylate | 56 | 17 |
| Metformin Hcl | 52 | 11 |
| Oxycodone Hcl | 52 | — |
| Omeprazole | 49 | 17 |
| Levothyroxine Sodium | 43 | 12 |
| Lisinopril |
Practice location
Mailing address
Additional practice locations (2)
- 1411 E 31st StOakland, CA 94602-1018Phone: (510) 437-4800
- 1411 E 31st StOakland, CA 94602-1018Phone: (510) 437-4800
Registry dates
- Enumerated
- 2013-07-25
- Last updated
- 2020-06-08
- Certified
- 2020-06-08
Frequently asked questions
- What is Kweku Hayfron's NPI number?
- Kweku Hayfron's National Provider Identifier (NPI) is 1932541448, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kweku Hayfron's specialty?
- Kweku Hayfron is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kweku Hayfron located?
- Kweku Hayfron's practice location on file with NPPES is 4050 Dublin Blvd, Dublin, CA 94568-3112.
- What is Kweku Hayfron's phone number?
- The practice phone number listed in the NPPES registry for Kweku Hayfron is (925) 875-6100.
- Does Kweku Hayfron accept Medicare?
- Kweku Hayfron is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kweku Hayfron's NPI active?
- Yes — Kweku Hayfron's NPI (1932541448) is active in the NPPES registry as of the last update on 2020-06-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.