Doctor profile · Federal record

Dr. Andrew Umhau, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Washington, DC

  • NPI 1336161645
  • MIPS 18.5 / 100 · 2023
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3301 New Mexico Ave Nw, Suite 348
Washington, DC 200163622
(202) 362-4467
fax (202) 362-2303

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
District of Columbia #MD17790

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336161645. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,728
Distinct HCPCS
10
Medicare allowed
$137,905
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 517 340 $8
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 456 335 $8
80053 Blood test, comprehensive group of blood chemicals 435 334 $10
81001 Manual urinalysis test with examination using microscope, automated 330 291 $3
84443 Blood test, thyroid stimulating hormone (tsh) 325 284 $16
80061 Blood test, lipids (cholesterol and triglycerides) 305 278 $13
99213 Established patient office or other outpatient visit, 20-29 minutes 288 186 $97
99215 Established patient office or other outpatient visit, 40-54 minutes 288 287 $191
85652 Red blood cell sedimentation rate, to detect inflammation, automated 253 216 $3
84550 Uric acid level, blood 246 236 $4

In context: peer comparison

Among 219 peers in Washington Internal Medicine Physician, average services per provider: 102. This provider delivers 46× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,493
Patients
448
Total drug cost
$90,846
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 338 92 $4,983
Rosuvastatin Calcium Generic 162 46 $4,984
Amlodipine Besylate Generic 127 36 $1,254
Levothyroxine Sodium Generic 117 34 $1,581
Lisinopril Generic 102 27 $1,028
Zolpidem Tartrate Generic 96 24 $790
Losartan Potassium Generic 83 27 $1,280
Hydrochlorothiazide Generic 79 22 $366
Tamsulosin Hcl Generic 73 21 $2,540
Metoprolol Succinate Generic 72 21 $1,578

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Umhau's medical specialty?
Dr. Andrew Umhau practices Internal Medicine Physician in Washington, DC.
Where does Dr. Andrew Umhau practice?
Dr. Andrew Umhau practices at 3301 New Mexico Ave Nw, Washington, DC 200163622. Office phone: 2023624467.
What is Dr. Andrew Umhau's NPI?
Dr. Andrew Umhau's National Provider Identifier (NPI) is 1336161645, issued by NPPES.
Does Dr. Andrew Umhau accept Medicare assignment?
Dr. Andrew Umhau does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Andrew Umhau commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025); Blood test, comprehensive group of blood chemicals (HCPCS 80053). Source: CMS Medicare Physician & Other Practitioners file.