Doctor profile · Federal record
Dr. John Lammers, M.D.
Geriatric Medicine (Internal Medicine) Physician (CMS: Internal Medicine) · Internal Medicine Physician · Internal Medicine Physician · Hospice and Palliative Medicine (Internal Medicine) Physician · Mobile, AL
- NPI 1639128937
- Accepts Medicare
- MIPS 94.4 / 100 · 2023
- 44 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2900 Spring Hill Ave
Mobile, AL 366071822
(251) 287-8420
fax (251) 287-8477 - Additional location
-
2451 University Hospital Dr, Mstn 102
Mobile, AL 366173661
(251) 470-5890
fax (251) 471-7925 - Mailing address
-
Po Box 746450
Atlanta, GA 303746450
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- December 23, 2021
- Year of graduation
- 1982 — 44 yrs since
- Specialty taxonomy
- 207RG0300X — NUCC code
- State licenses (2)
- Alabama #11874 · Indiana #01041213A
- Medicaid
- IN #100217340
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639128937. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
139
Distinct HCPCS
4
Medicare allowed
$10,895
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 60 | 47 | $117 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 44 | 39 | $83 | |
83036 |
Hemoglobin a1c level | 18 | 17 | $10 | |
82947 |
Blood glucose (sugar) level | 17 | 16 | $4 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 34. This provider delivers 4.1× the peer median.Frequently asked questions
What is Dr. John Lammers's medical specialty?
Dr. John Lammers practices Geriatric Medicine (Internal Medicine) Physician in Mobile, AL.
Where does Dr. John Lammers practice?
Dr. John Lammers practices at 2900 Spring Hill Ave, Mobile, AL 366071822. Office phone: 2512878420.
What is Dr. John Lammers's NPI?
Dr. John Lammers's National Provider Identifier (NPI) is 1639128937, issued by NPPES.
Does Dr. John Lammers accept Medicare assignment?
Yes. Dr. John Lammers accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Lammers commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.