John King, MD
NPI 1609806132 · Internal Medicine Physician · Birmingham, AL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John King, MD is a Internal Medicine Physician provider in Birmingham, AL (NPI 1609806132).
Provider details
- NPI number
- 1609806132
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 16619 (AL)
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
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,396 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 1,809 | $72 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 283 | $45 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 207 | $158 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 82 | $109 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 15 | $120 |
Typical Medicare-allowed amounts for these services range $45–$158 (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 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 45 | 15 |
| Apixabanbrand: Eliquis | 44 | — |
| Famotidine | 27 | — |
| Furosemide | 25 | — |
| Amlodipine Besylate | 24 | — |
| Allopurinol | 23 | — |
| Pantoprazole Sodium | 23 | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-03
- Last updated
- 2021-05-04
- Certified
- 2021-05-04
Frequently asked questions
- What is John King's NPI number?
- John King's National Provider Identifier (NPI) is 1609806132, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John King's specialty?
- John King is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John King located?
- John King's practice location on file with NPPES is 3800 Ridgeway Dr, Birmingham, AL 35209-5506.
- What is John King's phone number?
- The practice phone number listed in the NPPES registry for John King is (205) 612-1659.
- Does John King accept Medicare?
- John King is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John King's NPI active?
- Yes — John King's NPI (1609806132) is active in the NPPES registry as of the last update on 2021-05-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.