Doctor profile · Federal record
Dr. Anna Mae Diehl, M.D.
Chronic Disease Hospital (CMS: Gastroenterology) · Durham, NC
- NPI 1871512004
- Accepts Medicare
- 48 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
Duke University Division of Gastroenterology, 200 Trent Drive, Ds-Orange Zone, Suite 03107Box 3913
Durham, NC 277100001
(919) 684-2366
fax (919) 684-8857
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- August 15, 2013
- Year of graduation
- 1978 — 48 yrs since
- Specialty taxonomy
- 281P00000X — NUCC code
- State license (1)
- North Carolina #200400664
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871512004. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
41
Distinct HCPCS
2
Medicare allowed
$4,107
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 22 | 22 | $137 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 19 | 11 | $58 |
In context: peer comparison
Among 1 peers in Durham Chronic Disease Hospital, average services per provider: 20. This provider delivers 2.1× the peer median.Open Payments
Industry payments received
All-time total
$169
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Madrigal Pharmaceuticals | 1 | $97.73 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 1 | $71.00 |
By nature of payment
Frequently asked questions
What is Dr. Anna Mae Diehl's medical specialty?
Dr. Anna Mae Diehl practices Chronic Disease Hospital in Durham, NC.
Where does Dr. Anna Mae Diehl practice?
Dr. Anna Mae Diehl practices at Duke University Division of Gastroenterology, Durham, NC 277100001. Office phone: 9196842366.
What is Dr. Anna Mae Diehl's NPI?
Dr. Anna Mae Diehl's National Provider Identifier (NPI) is 1871512004, issued by NPPES.
Does Dr. Anna Mae Diehl accept Medicare assignment?
Yes. Dr. Anna Mae Diehl accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Anna Mae Diehl commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.