Doctor profile · Federal record

Dr. Michael Kallen, M.D.

Hematology (Pathology) Physician (CMS: Pathology) · Baltimore, MD

  • NPI 1013207182
  • Accepts Medicare
  • 15 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
401 N Broadway St
Baltimore, MD 212870019
(410) 955-3580
fax (410) 614-1287
Additional location
24507 Starlight Ln
West Hills, CA 913073833
(818) 307-4962
Mailing address
9910 Franklin Square Dr Ste 2110
Baltimore, MD 212364902

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
December 15, 2018
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207ZH0000X — NUCC code
State license (1)
Maryland #D83267

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013207182. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,132
Distinct HCPCS
10
Medicare allowed
$41,747
HCPCS Description Services Patients Avg allowed
88341 Special stained specimen slides to examine tissue, each additional procedure 356 92 $29
88305 Pathology examination of tissue using a microscope, intermediate complexity 191 108 $38
88342 Special stained specimen slides to examine tissue, initial procedure 111 102 $36
88311 Preparation of tissue for examination by removing any calcium present 96 86 $13
85097 Bone marrow, smear interpretation 92 84 $50
88313 Special stained specimen slides to examine tissue including interpretation and report 91 81 $12
88189 Flow cytometry technique for dna or cell analysis, 16 or more markers 84 77 $88
88188 Flow cytometry technique for dna or cell analysis, 9 to 15 markers 32 27 $65
85060 Blood smear interpretation by physician with written report 28 25 $26
88307 Pathology examination of tissue using a microscope, moderately high complexity 19 13 $85

In context: peer comparison

Among 1 peers in Baltimore Hematology (Pathology) Physician, average services per provider: 94. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$8,649
Transactions
13
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 13 $8,648.71

By nature of payment

Consulting Fee
$6,525
Travel and Lodging
$1,872
Food and Beverage
$251

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Kallen's medical specialty?
Dr. Michael Kallen practices Hematology (Pathology) Physician in Baltimore, MD.
Where does Dr. Michael Kallen practice?
Dr. Michael Kallen practices at 401 N Broadway St, Baltimore, MD 212870019. Office phone: 4109553580.
What is Dr. Michael Kallen's NPI?
Dr. Michael Kallen's National Provider Identifier (NPI) is 1013207182, issued by NPPES.
Does Dr. Michael Kallen accept Medicare assignment?
Yes. Dr. Michael Kallen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Kallen commonly perform?
Top Medicare-reported procedures in 2023: Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341); Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue, initial procedure (HCPCS 88342). Source: CMS Medicare Physician & Other Practitioners file.