Doctor profile · Federal record
Dr. Thomas Keyserling, MD
Internal Medicine Physician (CMS: Internal Medicine) · Chapel Hill, NC
- NPI 1336164615
- Accepts Medicare
- 44 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
101 Manning Dr
Chapel Hill, NC 275990001
(919) 966-4996
fax (919) 843-5515 - Mailing address
-
143 W Franklin St
Chapel Hill, NC 275162539
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1982 — 44 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- North Carolina #29307
- Medicaid
- NC #7948887
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1336164615. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
432
Distinct HCPCS
9
Medicare allowed
$34,031
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 173 | 95 | $121 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 87 | 59 | $85 | |
36415 |
Insertion of needle into vein for collection of blood sample | 77 | 59 | $8 | |
G0008 |
Administration of influenza virus vaccine | 27 | 27 | $29 | |
93005 |
Routine electrocardiogram (ecg) using at least 12 leads with tracing | 19 | 16 | $6 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 13 | 12 | $170 | |
83036 |
Hemoglobin a1c level | 12 | 11 | $10 | |
90662 |
Influenza vaccine split virus, preservative free | 12 | 12 | $72 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 12 | 12 | $76 |
In context: peer comparison
Among 39 peers in this city , average services per provider: 66. This provider delivers 6.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,531
Patients
740
Total drug cost
$351,919
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 454 | 128 | $5,947 |
| Amlodipine Besylate | Generic | 317 | 91 | $1,900 |
| Losartan Potassium | Generic | 217 | 63 | $2,569 |
| Hydrochlorothiazide | Generic | 208 | 62 | $638 |
| Omeprazole | Generic | 155 | 47 | $2,869 |
| Gabapentin | Generic | 151 | 48 | $2,882 |
| Metoprolol Succinate | Generic | 136 | 44 | $3,580 |
| Levothyroxine Sodium | Generic | 130 | 32 | $2,006 |
| Rosuvastatin Calcium | Generic | 124 | 38 | $1,651 |
| Spironolactone | Generic | 119 | 39 | $1,284 |
Frequently asked questions
What is Dr. Thomas Keyserling's medical specialty?
Dr. Thomas Keyserling practices Internal Medicine Physician in Chapel Hill, NC.
Where does Dr. Thomas Keyserling practice?
Dr. Thomas Keyserling practices at 101 Manning Dr, Chapel Hill, NC 275990001. Office phone: 9199664996.
What is Dr. Thomas Keyserling's NPI?
Dr. Thomas Keyserling's National Provider Identifier (NPI) is 1336164615, issued by NPPES.
Does Dr. Thomas Keyserling accept Medicare assignment?
Yes. Dr. Thomas Keyserling accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Keyserling 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); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.