Doctor profile · Federal record
Dr. Tammy Welch, PAC
Physician Assistant · Frederick, MD
- NPI 1477551208
- Accepts Medicare
- MIPS 80.3 / 100 · 2023
- 27 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1562 Opossumtown Pike
Frederick, MD 217024920
(301) 694-5861
fax (240) 439-8910 - Mailing address
-
1 Frederick Health Way
Frederick, MD 217019435
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- June 17, 2025
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- Maryland #C0002632
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1477551208. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
392
Distinct HCPCS
7
Medicare allowed
$41,077
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 166 | 150 | $78 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 75 | 74 | $154 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 51 | 51 | $143 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 51 | 50 | $110 | |
99441 |
Telephone medical discussion with physician, 5-10 minutes | 17 | 17 | $49 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 17 | 17 | $79 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 15 | 15 | $98 |
In context: peer comparison
Among 25 peers in Frederick Physician Assistant, average services per provider: 101. This provider delivers 3.9× the peer median.Open Payments
Industry payments received
All-time total
$2,811
Transactions
12
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Intuitive Surgical, INC. | 4 | $2,440.28 | |
| AstraZeneca Pharmaceuticals Lp | 5 | $194.79 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $131.02 | |
| Genentech USA, INC. | 2 | $44.43 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Tammy Welch's medical specialty?
Dr. Tammy Welch practices Physician Assistant in Frederick, MD.
Where does Dr. Tammy Welch practice?
Dr. Tammy Welch practices at 1562 Opossumtown Pike, Frederick, MD 217024920. Office phone: 3016945861.
What is Dr. Tammy Welch's NPI?
Dr. Tammy Welch's National Provider Identifier (NPI) is 1477551208, issued by NPPES.
Does Dr. Tammy Welch accept Medicare assignment?
Yes. Dr. Tammy Welch accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tammy Welch commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.