Doctor profile · Federal record

Dr. Kellen Mulhern, D.O.

Critical Care Medicine (Internal Medicine) Physician (CMS: Pulmonary Disease) · Internal Medicine Physician · Pulmonary Disease Physician · Sleep Medicine (Internal Medicine) Physician · Washington, DC

  • NPI 1043668437
  • Accepts Medicare
  • 10 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
5255 Loughboro RD Nw
Washington, DC 200162633
(202) 537-4342
Additional location
7211 Bank CT Ste 200
Frederick, MD 217038481
(240) 215-6310
Mailing address
400 W 7Th St
Frederick, MD 217014506

Credentials & registration

NPPES · NUCC
NPI registered
May 2016 — 10 yrs on file
Profile last updated
January 30, 2025
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State licenses (3)
District of Columbia #DO034846 · Maryland #P32573 · Maryland #H97692

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043668437. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
314
Distinct HCPCS
9
Medicare allowed
$34,261
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 74 46 $79
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 43 43 $133
99205 New patient office or other outpatient visit, 60-74 minutes 39 39 $221
99215 Established patient office or other outpatient visit, 40-54 minutes 32 29 $184
99214 Established patient office or other outpatient visit, 30-39 minutes 31 27 $131
94726 Test to determine lung volumes using sensors 28 28 $12
94729 Test to examine how well the lungs exchange gases 27 27 $9
94010 Test to measure expiratory airflow and volume 20 20 $8
99204 New patient office or other outpatient visit, 45-59 minutes 20 20 $171

In context: peer comparison

Among 18 peers in this city , average services per provider: 70. This provider delivers 4.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$452
Transactions
16
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
INTUITIVE SURGICAL, INC. 4 $205.41
GlaxoSmithKline, LLC. 5 $95.63
Regeneron Healthcare Solutions, Inc. 3 $73.18
AstraZeneca Pharmaceuticals LP 3 $61.90
Vifor Pharma, Inc. 1 $16.21

By nature of payment

Food and Beverage
$431
Education
$22

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
40
Patients
11
Total drug cost
$16,319
Drug Type Claims Patients Total cost
Breztri Aerosphere (Budesonide/Glycopyr/Formoterol) Brand 16 0 $11,885
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 13 11 $310
Incruse Ellipta (Umeclidinium Bromide) Brand 11 0 $4,124

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kellen Mulhern's medical specialty?
Dr. Kellen Mulhern practices Critical Care Medicine (Internal Medicine) Physician in Washington, DC.
Where does Dr. Kellen Mulhern practice?
Dr. Kellen Mulhern practices at 5255 Loughboro RD Nw, Washington, DC 200162633. Office phone: 2025374342.
What is Dr. Kellen Mulhern's NPI?
Dr. Kellen Mulhern's National Provider Identifier (NPI) is 1043668437, issued by NPPES.
Does Dr. Kellen Mulhern accept Medicare assignment?
Yes. Dr. Kellen Mulhern accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kellen Mulhern commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.