DANIEL K GROSSMAN (MD) – Emergency Medicine Physician, NPI 1386601326

DANIEL K GROSSMAN (MD) is a healthcare provider. based in Westminster, California. specializing in Emergency Medicine Physician. They hold the professional credentials MD. They hold a License No. G67384 (CA). The NPI Number for DANIEL K GROSSMAN (MD) is 1386601326

Main info

Male
41 Years Of Experience
Accepts Medicare Assignment
Name
DANIEL K GROSSMAN (MD)
NPI
1386601326
Phone
(562) 809-3595
Address
PO BOX 12079
Enumeration Date
26 April 2006
Last Update Date
14 September 2010

Doctor Profile

Medical School Name
STATE UNIVERSITY OF NEW YORK AT STONY BROOK, SCHOOL OF MEDICINE
Secondary Phone
3105827089
Graduation Year
1985 (41 years ago)
PAC ID
3870490733
Group Practice PAC ID
9335046291
Professional Enrollment ID
I20100617000714
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

Provider Addresses for DANIEL K GROSSMAN (MD)

  • PO BOX 12079

    WESTMINSTER, CA 926853852

    Phone: (562) 809-3595

    Fax: (562) 468-0347

    Type: Mailing

  • 1328 TWENTY SECOND ST

    SANTA MONICA, CA 904042091

    Phone: (310) 582-7089

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2010-06-17

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20100617000714IEmergency MedicineCATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
93010Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only360331$0
99285Emergency department visit with high level of medical decision making302295$0
99291Critical care, first 30-74 minutes8381$0
99284Emergency department visit with moderate level of medical decision making5150$0
View full utilization report →

Insurance plans in this area (ZIP 92685)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 9335046291View full group profile

Reviews

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Frequently asked questions

Can I use this page to confirm DANIEL K GROSSMAN (MD)'s NPI?
Yes. DANIEL K GROSSMAN (MD) is listed with NPI 1386601326 in the public NPI dataset.
Is DANIEL K GROSSMAN (MD) still practicing?
DANIEL K GROSSMAN (MD) is currently listed as active in the public NPI registry.
What is DANIEL K GROSSMAN (MD) best known for clinically?
Directory data describes DANIEL K GROSSMAN (MD) with Emergency Medicine Physician. Clinical services aligned with this taxonomy classification.
What area does DANIEL K GROSSMAN (MD) serve?
DANIEL K GROSSMAN (MD)'s listing highlights Westminster, California; more addresses can appear in NPPES.
What does 'Individual Provider' mean on this profile?
Entity type tells you whether the number belongs to a person or an organization.

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